The Dow and S&P 500 turned negative while the Nasdaq cut its gains in late morning on Tuesday, with materials and energy shares leading declines on the S&P.

The Dow Jones industrial average was down 44.15 points, or 0.33 percent, at 13,470.96. The Standard & Poor's 500 Index was down 0.17 point, or 0.01 percent, at 1,444.32. The Nasdaq Composite Index was up 6.60 points, or 0.21 percent, at 3,120.13.

The apparel retailer cut its forecast for the current quarter as promotions failed to drive traffic, raising concerns about the holiday shopping season for the young-adult retailer and some of its competitors.

** CELL THERAPEUTICS INC , $2.61, up 17.13 pct (1026 ET)

The company said the U.S. health regulator granted an orphan drug status for its treatment of a malignant brain cancer.

** CORE LAB NVS , $104.79, down 13.2 pct (1113 ET)

The oilfield services company said it expects third-quarter profit to trail its earlier forecast on weakening activity levels in the U.S. and Canada.

For the quarter ending Sept. 30, the company now expects profit to be between $1.09 and $1.13 per share, down from a the $1.17 to $1.25 per share it estimated earlier. Barclays and FBR cut their price target on the company's stock.

** SKECHERS USA INC , $18.12, down 11 pct (1124 ET)

Susquehanna Financial Group cut the shoemaker's price target to $18 from $19 as it continues to face challenges in earning back shelf space after the fallout from its toning segment. The brokerage also said that sales in Europe, which accounts for about 20 percent of the overall revenue, continue to struggle with excess inventory.

** GOL LINHAS AEREAS INTELIGENTES , $5.68, down 9.7 pct (1050 ET)

Brazil's second- biggest airline, fell about 10 percent in early Tuesday trading, giving back gains made ahead of a late Monday press conference at which some traders had expected news of a capital injection.

** FORESTAR GROUP INC , $17.69, up 7 pct (1029 ET)

The real estate and mineral resources company named Flavious Smith as chief oil and gas officer on Monday. The real estate and mineral resources company named Flavious Smith as chief oil and gas officer on Monday.

** GLADSTONE INVESTMENT CORP , $7.31, down 6.3 pct (1012 ET)

The business development firm priced an offering of 4 million shares at a discount to its Monday close to repay short-term debt

** ARUBA NETWORKS INC , $20.88, down 6.7 pct (1126 ET)

The network gear maker said in a regulatory filing that it would not be able to file its annual report on a timely basis due to deficiencies in its information technology controls.

** OVERSEAS SHIPHOLDING GROUP INC , $6.85, up 5.5 pct (1013 ET)

Belgian crude oil shipper Euronav NV said it signed a five-year deal with Maersk Oil Qatar AS for FSO Africa, an oil shipping supertanker jointly owned by Euronav and Overseas Shipping, to provide services on the Al Shaheen field offshore Qatar.

The company, whose products are used in the production of paint, plastics, laminate and paper, said it expects segment sales to fall to between $35 million to $40 million from nearly $160 million last year.

The real estate investment trust announced pricing of a 2.5 million share offering at $19.60 per share.

** PVH CORP , $93.80, up 1 pct (1000 ET)

The apparel retailer raised its full-year profit forecast ahead of its meeting with Wall Street analysts on Tuesday, citing strength in its Tommy Hilfiger business in North America as well as its Calvin Klein line of clothing.